Fetch pyproject.toml

Author: VirxEC

.github/workflows/CI.yml

@@ -104,6 +104,7 @@ jobs:
       # IMPORTANT: this permission is mandatory for trusted publishing
       id-token: write
     steps:
+      - uses: actions/checkout@v4
       - uses: actions/download-artifact@v4
         with:
           merge-multiple: "true"